<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %> 
<!doctype html>
<html>
<h2>这是一个服务器首页登录界面  ${pageContext.request.contextPath }/test/test-1   账号  密码</h2>

<form action="/pltm-back/API/selectall">
<label>企业数据库表：</label>
<input type="text" name="tablename"/>
<button type="submit">查询</button>
</form>
</html>